Android Open Source - palhike Tree Tabs






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Back to project page palhike.

License

The source code is released under:

GNU General Public License

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Java Source Code

package com.palhike.android;
//from  w  w w  . j a  v  a2s.  co  m
import java.util.ArrayList;

import android.app.ActionBar;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.Context;
import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Typeface;
import android.os.Bundle;
import android.support.v13.app.FragmentPagerAdapter;
import android.support.v4.view.ViewPager;
import android.text.TextUtils.TruncateAt;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;


public class TreeTabs extends Activity implements ActionBar.TabListener {

  /**
   * The {@link android.support.v4.view.PagerAdapter} that will provide
   * fragments for each of the sections. We use a {@link FragmentPagerAdapter}
   * derivative, which will keep every loaded fragment in memory. If this
   * becomes too memory intensive, it may be best to switch to a
   * {@link android.support.v13.app.FragmentStatePagerAdapter}.
   */
  SectionsPagerAdapter mSectionsPagerAdapter;

  /**
   * The {@link ViewPager} that will host the section contents.
   */
  ViewPager mViewPager;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_tree_tabs);

    Bundle extras = getIntent().getExtras();
    if (extras == null) {
      // no tree found
      // TODO: add this after finish debug
//      finish();
//      startActivity(new Intent(this, WelcomeActivity.class));
//      return;
      SharedPreferences prefs = getSharedPreferences("com.example.hike", Context.MODE_PRIVATE);
        prefs.edit().putString("resultIdString","1").commit();
        prefs.edit().putString("language","en").commit();
      
    }else
    {
    
      SharedPreferences prefs = getSharedPreferences("com.example.hike", Context.MODE_PRIVATE);
        prefs.edit().putString("resultIdString",extras.getString("resultIdString")).commit();
        prefs.edit().putString("language",extras.getString("language")).commit();
    }
      
    // Set up the action bar.
    final ActionBar actionBar = getActionBar();
    actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
    
    
    // Create the adapter that will return a fragment for each of the three
    // primary sections of the activity.
    mSectionsPagerAdapter = new SectionsPagerAdapter(getFragmentManager());

    // Set up the ViewPager with the sections adapter.
    mViewPager = (ViewPager) findViewById(R.id.pager);
    mViewPager.setAdapter(mSectionsPagerAdapter);

    // When swiping between different sections, select the corresponding
    // tab. We can also use ActionBar.Tab#select() to do this if we have
    // a reference to the Tab.
    mViewPager
        .setOnPageChangeListener(new ViewPager.SimpleOnPageChangeListener() {
          @Override
          public void onPageSelected(int position) {
            actionBar.setSelectedNavigationItem(position);
          }
        });

    // For each of the sections in the app, add a tab to the action bar.
    for (int i = 0; i < mSectionsPagerAdapter.getCount(); i++) {
      // Create a tab with text corresponding to the page title defined by
      // the adapter. Also specify this Activity object, which implements
      // the TabListener interface, as the callback (listener) for when
      // this tab is selected.
      actionBar.addTab(actionBar.newTab()
          .setText(mSectionsPagerAdapter.getPageTitle(i))
          .setTabListener(this)
          );
    }

  }

  @Override
  public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.tree_tabs, menu);
    return true;
  }

  @Override
  public boolean onOptionsItemSelected(MenuItem item) {
    // Handle action bar item clicks here. The action bar will
    // automatically handle clicks on the Home/Up button, so long
    // as you specify a parent activity in AndroidManifest.xml.
    int id = item.getItemId();
    if (id == R.id.action_settings) {
      return true;
    }
    return super.onOptionsItemSelected(item);
  }

  @Override
  public void onTabSelected(ActionBar.Tab tab,
      FragmentTransaction fragmentTransaction) {
    // When the given tab is selected, switch to the corresponding page in
    // the ViewPager.
    mViewPager.setCurrentItem(tab.getPosition());
  }

  @Override
  public void onTabUnselected(ActionBar.Tab tab,
      FragmentTransaction fragmentTransaction) {
  }

  @Override
  public void onTabReselected(ActionBar.Tab tab,
      FragmentTransaction fragmentTransaction) {
  }

  /**
   * A {@link FragmentPagerAdapter} that returns a fragment corresponding to
   * one of the sections/tabs/pages.
   */
  public class SectionsPagerAdapter extends FragmentPagerAdapter {

    private ArrayList<FragmentInfo> _fragmentsInfo = new ArrayList<FragmentInfo>();
    private String[] _tabTitles;
    public SectionsPagerAdapter(FragmentManager fm) {
      super(fm);
      
      _tabTitles = getResources().getStringArray(R.array.tabs_titles);
      for (String tabTitle : _tabTitles ) {
        _fragmentsInfo.add(new FragmentInfo(_fragmentsInfo.size(),
            tabTitle, getLayout(tabTitle)));
      }

    }

    private int getLayout(String tabTitle) {
      
      int resource = getResources().getIdentifier("tab_" + tabTitle, "layout",getPackageName());
      
      return (resource == 0) ? R.layout.tab_missing : resource;
    }

    @Override
    public Fragment getItem(int position) {
      // getItem is called to instantiate the fragment for the given page.
      // Return a PlaceholderFragment (defined as a static inner class
      // below).
      return PlaceholderFragment
          .newInstance(_fragmentsInfo.get(position));
    }

    @Override
    public int getCount() {
      return _fragmentsInfo.size();
    }

    @Override
    public CharSequence getPageTitle(int position) {
      return _fragmentsInfo.get(position).get_title();
    }
  }

  /**
   * A placeholder fragment containing a simple view.
   */
  public static class PlaceholderFragment extends Fragment {
    /**
     * The fragment argument representing the section number for this
     * fragment.
     */
    private static final String ARG_SECTION_NUMBER = "section_number";
    private static final String ARG_CHILD_VIEW_LAYOUT = "child_layout";

    /**
     * Returns a new instance of this fragment for the given section number.
     */
    public static PlaceholderFragment newInstance(FragmentInfo fragmentInfo) {
      PlaceholderFragment fragment = new PlaceholderFragment();
      Bundle args = new Bundle();
      args.putInt(ARG_SECTION_NUMBER, fragmentInfo.get_sectionNumber());
      args.putInt(ARG_CHILD_VIEW_LAYOUT,
          fragmentInfo.get_childViewLayout());
      fragment.setArguments(args);
      return fragment;
    }

    public PlaceholderFragment() {
      
      
    }
    private int current_image = 0;
    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
        Bundle savedInstanceState) {
      
      SharedPreferences shared = container.getContext().getSharedPreferences("com.example.hike",
          MODE_PRIVATE);
      
      
      String resultIdString = shared.getString("resultIdString", "");
      String language = shared.getString("language", "");
      ObjectModel treeData;
      // handle tree qr
//      try {
        TestAdapter database = new TestAdapter(container.getContext());
        database = database.open();

        treeData = database.getObject(resultIdString, "minor", language);
//        if (data == null) {
//          throw new Exception("noData");
//        }

//      } catch (SQLException e) {
//        throw e;
//      } catch (Exception ex) {
//        throw ex;
//      }
      
      this.getActivity().setTitle(treeData._title);
        
      View rootView = inflater.inflate(R.layout.header_tree_tabs,
          container, false);
      
      // set child view
      View childView = inflater.inflate(
          getArguments().getInt(ARG_CHILD_VIEW_LAYOUT),
          container, false);
      
      
      
      final TextView title = (TextView) childView.findViewById(R.id.treeTitle);
      if (title != null )
      {
        title.setText(treeData._title);
      }
      
      final TextView treeDescription = (TextView) childView.findViewById(R.id.treeDescription);
      if (treeDescription != null )
      {
        treeDescription.setText(treeData._description);
      }

      // handle images
      handleImage(treeData, childView);
      
      // handle scientific and did you know
      final LinearLayout dataLayout = (LinearLayout) childView.findViewById(R.id.treeInfo);
      if (dataLayout != null )
      {
        
        String[] entries = treeData.get_scientific().split("\\|");
        for(String entry : entries){
          LinearLayout ll = new LinearLayout(container.getContext());
                ll.setOrientation(LinearLayout.HORIZONTAL);
                ll.setGravity(Gravity.CENTER);
          String[] row = entry.split("\\\\\\\\def");
          
          if (row.length > 0) {
            
            TextView keyString = new TextView(container.getContext());
                  keyString.setText(row[0] + "   ");
                  keyString.setTextIsSelectable(true);
                  keyString.setTypeface(null, Typeface.BOLD);
                  keyString.setTextColor(container.getContext().getResources().getColor(R.color.hike_brown));
                  ll.addView(keyString);
                  
          }
          
          if (row.length > 1) {
            TextView valueString = new TextView(container.getContext());
            valueString.setText(row[1]);
            valueString.setTextIsSelectable(true);
            valueString.setEllipsize(TruncateAt.MIDDLE);
            valueString.setTextColor(container.getContext().getResources().getColor(R.color.hike_gray));
            ll.addView(valueString);
          }
          dataLayout.addView(ll);
        }
      
      }
      
      final TextView extras = (TextView) childView.findViewById(R.id.treeExtras);
      if (extras != null )
      {
        
        extras.setText(treeData.get_didyouknow().replace("\n\r", " "));
      }
      
      // append child view from args
      ((LinearLayout) rootView.findViewById(R.id.section_layout))
          .addView(childView);      
      
      
      return rootView;
    }

//    private HashMap<String,String> getScientific(String data){
//      HashMap<String,String> resultHashMap;
//      String[] entries = data.split("|");
//      for(String entry : entries){
//        String[] row = entry.split("\\def");
//        String key = row[0];
//        String value = row[1];
//        resultHashMap.add(key,value);
//      }
//      return resultHashMap;
//    }
    
    /**
     * @param treeData
     * @param childView
     */
    private void handleImage(ObjectModel treeData, View childView) {
      final ImageView image = (ImageView) childView.findViewById(R.id.treeImages);
      if (image !=null)
      {
//        String num_images_string = treeData._num_images;
//        
//        if (num_images_string == null) {
//          num_images_string = "3";
//        }
//        final int num_images = Integer.parseInt(num_images_string);
//        
        final ArrayList<Bitmap> bitmapArray = new ArrayList<Bitmap>();
        
        if (treeData._image1 != null)
        {Bitmap image1bm = BitmapFactory.decodeByteArray(treeData._image1, 0,
            treeData._image1.length);
          bitmapArray.add(image1bm);
        }
        if (treeData._image2 != null)
        {
          Bitmap image2bm = BitmapFactory.decodeByteArray(treeData._image2, 0,
            treeData._image2.length);
          bitmapArray.add(image2bm);
        }
        if (treeData._image3 != null)
        {
          Bitmap image3bm = BitmapFactory.decodeByteArray(treeData._image3, 0,
            treeData._image3.length);
          bitmapArray.add(image3bm);
        }
        if (treeData._image4 != null)
        {
          Bitmap image4bm = BitmapFactory.decodeByteArray(treeData._image4, 0,
            treeData._image4.length);
          bitmapArray.add(image4bm);
        }
//        if (treeData._image5 != null)
//        {
//          Bitmap image5bm = BitmapFactory.decodeByteArray(treeData._image5, 0,
//            treeData._image5.length);
//          bitmapArray.add(image5bm);
//        }
  
        image.setImageBitmap(bitmapArray.get(0));
        image.setOnClickListener(new View.OnClickListener() {
          public void onClick(View v) {
            if (current_image != (bitmapArray.size() - 1)) {
              image.setImageBitmap(bitmapArray.get(current_image + 1));
              current_image = current_image + 1;
            } else {
              image.setImageBitmap(bitmapArray.get(0));
              current_image = 0;
            }
          }
        });

      }
    }
    
  }
}




Java Source Code List

com.palhike.android.DataBaseHelper.java
com.palhike.android.Details.java
com.palhike.android.FragmentInfo.java
com.palhike.android.Home.java
com.palhike.android.IntentIntegrator.java
com.palhike.android.IntentResult.java
com.palhike.android.Login.java
com.palhike.android.ObjectModel.java
com.palhike.android.Page.java
com.palhike.android.SettingsActivity.java
com.palhike.android.TestAdapter.java
com.palhike.android.TreeTabs.java
com.palhike.android.TreeViewData.java
com.palhike.android.WelcomeActivity.java